高度なトレーニングを受けた競技アスリートにおける大動脈根の拡張の流行と臨床的意義
Antonio Pelliccia1, Fernando M Di Paolo, Elvira De Blasiis
1Institute of Sports Medicine and Science, Largo Piero Gabrielli, 1, 00197 Rome, Italy. ant.pelliccia@libero.it
Circulation
|August 4, 2010
まとめ
アスリートにおける大動脈根の拡大は珍しい. 男性では40mm,女性では34mmを超える寸法は,単にスポーツコンディショニングだけでなく,医療監視を必要とする病理学的症状を示す可能性が高い.
科学分野:
- 心臓病学 心臓病学
- スポーツ医学 スポーツ医学
- 生理学 生理学とは
背景:
- アスリートトレーニングが大動脈の根のサイズにどのように影響するかに関するデータは限られている.
- エリートアスリートにおける大動脈根の大きさの流行,原因,および臨床的重要性を調査した.
研究 の 目的:
- 高度なトレーニングを受けたアスリートの大きなコホートで大動脈根の大きさの分布と決定因子を決定する.
- この集団における大動脈根の尺寸の臨床的重要性を評価する.
主な方法:
- 28種類のスポーツで2317人のアスリートで横動脈の大きさを評価した.
- 人口統計,人体測定,心血管健康に関するデータを収集します.
- 8年間にわたる縦断的なフォローアップを実施しました.
主要な成果:
- 大動脈の根の寸法は,男性では32.2±2.7mm,女性では27.5±2.6mmでした.
- 拡張した大動脈の根 (男性≥40mm,女性≥34mm) は,男性の1.3%と女性の0.9%で発見されました.
- 大動脈の大きさは,主に体重,身長,左心室の質量,年齢によって影響され,スポーツタイプによる影響はより少なかった.
結論:
- 男性で40mm,女性で34mmを超える大動脈根の寸法は珍しい.
- これらの大きさは,運動に対する生理学的適応のみによるものとは限りません.
- このような発見は,密接な臨床監視を必要とする潜在的な病理的状態を示唆しています.
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